It is responsible for the plant disease hypoxylon canker in hardwood trees such as quaking aspen (Populus tremuloides)[1] and other aspens and poplars,[2] Salix myrsinifolia[1] and other willow species,[1][2] rowan (Sorbus aucuparia),[1] Sitka alder (Alnus viridis),[2] birch (Betula spp.

),[2] apple (Malus spp.

),[2] and hop-hornbeam (Ostrya spp.).

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